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Finding the Fourth Proportional to 262,888.88, 362,812.25 and 155,493.51

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Solution

The fourth proportional to 262,888.88, 362,812.25 and 155,493.51 is: 214,596.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,888.88 : 362,812.25 = 155,493.51 : x
  2. Step 2: Convert to fraction form
    262,888.88/362,812.25 = 155,493.51/x
  3. Step 3: Cross multiply
    262,888.88x = 362,812.25 × 155,493.51
  4. Step 4: Simplify right side
    262,888.88x = 56,414,948,377.03
  5. Step 5: Solve for x
    x = 56,414,948,377.03/262,888.88
  6. Step 6: Final answer
    x = 214,596.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.